diff --git a/lib/node.js b/lib/node.js
index a3200fda..984ab2b6 100644
--- a/lib/node.js
+++ b/lib/node.js
@@ -26,7 +26,6 @@ var BitcoreNode = function(bus, networkMonitor, blockService, transactionService
   $.checkArgument(blockService, 'blockService is required');
   $.checkArgument(transactionService, 'transactionService is required');
   $.checkArgument(addressService, 'addressService is required');
-  var self = this;
   this.bus = bus;
   this.networkMonitor = networkMonitor;
 
@@ -38,18 +37,43 @@ var BitcoreNode = function(bus, networkMonitor, blockService, transactionService
 
   this.blockCache = {};
   this.inventory = {}; // blockHash -> bool (has data)
+  this.initialize();
+};
+util.inherits(BitcoreNode, EventEmitter);
 
-  /*
-  this.networkMonitor.on('inv', function(inventory) {
-    _.each(inventory, function(info) {
-      var hash = bitcore.util.buffer.reverse(info.hash).toString('hex');
-      $.checkState(_.isUndefined(self.inventory[hash]), hash);
-      if (self.inventory[hash] && info.type === 2) { // TODO: use static field from bitcore-p2p
-        self.inventory[hash] = false;
-      }
-    });
+BitcoreNode.create = function(opts) {
+  opts = opts || {};
+
+  var bus = new EventBus();
+
+  var networkMonitor = NetworkMonitor.create(bus, opts.NetworkMonitor);
+
+  var database = opts.database || Promise.promisifyAll(
+    new LevelUp(opts.LevelUp || './db')
+  );
+  var rpc = opts.rpc || Promise.promisifyAll(new RPC(opts.RPC));
+
+  var transactionService = opts.transactionService ||  new TransactionService({
+    rpc: rpc,
+    database: database
   });
-  */
+  var blockService = opts.blockService || new BlockService({
+    rpc: rpc,
+    database: database,
+    transactionService: transactionService
+  });
+  var addressService = opts.addressService || new AddressService({
+    rpc: rpc,
+    database: database,
+    transactionService: transactionService,
+    blockService: blockService
+  });
+  return new BitcoreNode(bus, networkMonitor, blockService, transactionService, addressService);
+};
+
+
+BitcoreNode.prototype.initialize = function() {
+  var self = this;
 
   setInterval(function() {
     if (!self.blockchain) {
@@ -112,38 +136,6 @@ var BitcoreNode = function(bus, networkMonitor, blockService, transactionService
   this.networkMonitor.on('disconnect', function() {
     console.log('network monitor disconnected');
   });
-
-};
-util.inherits(BitcoreNode, EventEmitter);
-
-BitcoreNode.create = function(opts) {
-  opts = opts || {};
-
-  var bus = new EventBus();
-
-  var networkMonitor = NetworkMonitor.create(bus, opts.NetworkMonitor);
-
-  var database = Promise.promisifyAll(
-    new LevelUp(opts.LevelUp || './db')
-  );
-  var rpc = Promise.promisifyAll(new RPC(opts.RPC));
-
-  var transactionService = new TransactionService({
-    rpc: rpc,
-    database: database
-  });
-  var blockService = new BlockService({
-    rpc: rpc,
-    database: database,
-    transactionService: transactionService
-  });
-  var addressService = new AddressService({
-    rpc: rpc,
-    database: database,
-    transactionService: transactionService,
-    blockService: blockService
-  });
-  return new BitcoreNode(bus, networkMonitor, blockService, transactionService, addressService);
 };
 
 BitcoreNode.prototype.start = function() {
diff --git a/test/node.js b/test/node.js
index 929e8a99..8170c1f7 100644
--- a/test/node.js
+++ b/test/node.js
@@ -34,25 +34,13 @@ describe('BitcoreNode', function() {
     });
 
     it('from create', function() {
+      var dbMock = {};
+      var rpcMock = {};
       var opts = {
-        LevelUp: './db-test',
-        network: 'testnet',
-        NetworkMonitor: {
-          host: 'localhost',
-          port: 8555,
-        },
-        Reporter: 'none',
-        BitcoreHTTP: {
-          host: 'somehost',
-          port: 9090,
-        },
-        RPC: {
-          user: 'test-user',
-          pass: 'test-password',
-          protocol: 'http',
-          host: '8.8.8.8',
-          port: 8552,
-        }
+        database: dbMock,
+        rpc: rpcMock,
+        blockService: bsMock,
+        transactionService: tsMock
       };
       var node = BitcoreNode.create(opts);
       should.exist(node);